CN220230797U - Horizontal loading steel cable tensiometer calibrating device - Google Patents
Horizontal loading steel cable tensiometer calibrating device Download PDFInfo
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- CN220230797U CN220230797U CN202321670341.0U CN202321670341U CN220230797U CN 220230797 U CN220230797 U CN 220230797U CN 202321670341 U CN202321670341 U CN 202321670341U CN 220230797 U CN220230797 U CN 220230797U
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- 229910000831 Steel Inorganic materials 0.000 title claims description 38
- 239000010959 steel Substances 0.000 title claims description 38
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
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Abstract
The utility model provides a horizontal loading's cable tensiometer calibrating device, this calibrating device contains work platform, standard machine, steering mechanism and straining device, work platform be a supporting platform, straining device fixes in work platform's one end, standard machine is located work platform's the other end, the one end of cable wire is connected on straining device, the other end of cable wire passes through steering mechanism and connects on standard machine, the cable wire is in the horizontality when tensioning, standard machine is force value loading mechanism, contains loading chain and weight set, loading chain's one end is connected with the cable wire, loading chain's the other end is connected with the weight set of standard machine, loading chain's middle part supports on steering mechanism's fixed pulley, the weight set sets up in the cabinet of standard machine, the weight set is through loading chain to the dead weight of cable wire application different force value.
Description
Technical Field
The application relates to tension metering equipment, in particular to a horizontally loaded steel rope tensiometer calibrating device.
Background
The cable tension meter is a mechanical and electronic instrument for measuring the mutual traction force between the inside of the cable and the fixed cable contact body when the cable is acted by the tension force. The device has wide application, and is mainly applied to measuring the tension (tightening force) of the steel cable in the industrial departments of aviation, automobiles, tractors, buildings and the like. In the manufacturing process of some aircraft, the steel cable is mainly applied to a braking system, and the safety of pilots is directly influenced, so that the steel cable tensiometer needs to be regularly calibrated in use to ensure the accuracy and reliability of the indication value.
Currently, the more common tensiometer calibration method is the direct hanging weight measurement under wire rope. However, in aircraft manufacturing, tensioners used to detect the degree of cable tightening in aircraft brake systems are typically clamped horizontally to the cable and are not aligned with the clamping position. Because the steel cable tensiometer has self weight, the horizontal posture is inconsistent with the vertical stress posture, so that certain errors can be caused, and the magnitude of the errors cannot be known particularly by the tensiometer with a mechanical assignment.
Therefore, a calibration device of the horizontal tensiometer of the steel cable needs to be designed, which can simulate the use condition of the horizontal tensiometer in the field and truly reflect the calibration result.
Disclosure of Invention
The utility model provides a horizontal loading's cable tension meter calibrating device for verify cable tension meter indication accuracy, can accurate effectual measurement cable tension meter's indication error and parameter such as indication repeatability.
The utility model provides a horizontal loading's cable tensiometer calibrating device, its characterized in that, this calibrating device contains work platform, standard machine, steering mechanism and straining device, work platform be a supporting platform, straining device fixes in work platform's one end, standard machine is located work platform's the other end, the one end of cable wire is connected on straining device, the other end of cable wire passes through steering mechanism and connects on standard machine, the cable wire is in the horizontality when tensioning, standard machine is force value loading mechanism, contains loading chain and weight set, one end and the cable wire of loading chain are connected, the other end and the weight set of standard machine of loading chain are connected, the middle part of loading chain supports on steering mechanism's fixed pulley, the weight set sets up in the cabinet of standard machine, the weight set is through loading chain to the dead weight force of cable wire application different force values.
The horizontal loading steel cable tensiometer calibrating device is characterized in that the tensioning mechanism comprises a support, a connecting plate, guide rods, connectors, a lifter and a motor, the lower end of the support is fixed on a workbench, a horizontal guide hole and a screw through hole are formed in the side wall of the support, the motor is fixed on the support, the motor drives the ball screw of the lifter to stretch out and draw back, the ball screw of the lifter passes through the screw through hole in the support and is connected to the middle of one side of the connecting plate, the two guide rods are connected to two ends of the connecting plate through the guide holes respectively, the connectors are arranged on the other side of the connecting plate, and the connectors are connected with one end of a steel cable.
The horizontal loading steel cable tensiometer calibrating device is characterized in that the steering mechanism comprises a fixing frame and a fixed pulley, the fixing frame is a double-lug support, the lower end of the fixing frame is fixed on the surface of a standard machine cabinet body, the fixed pulley is connected between two lugs of the fixing frame through a bearing, the fixed pulley supports a loading chain, the loading chain is horizontally turned to be vertical, the horizontal end of the loading chain is connected with a steel cable, and the vertical end of the loading chain is connected with a weight set through a hole on the surface of the standard machine cabinet body.
When the device is used, the steel cable is in a horizontal tensioning state through the tensioning mechanism and the force value loading standard machine, the steel cable tensiometer is arranged on the middle section of the steel cable, the steel cable is loaded through the weight set of the standard machine according to the force value appointed by a user, and the steel cable tensiometer is measured and calibrated.
The beneficial effects of this application lie in: 1) The equipment converts the dead weight of the weight vertically downwards into a transverse force value through a fixed pulley and a chain, so that the vertical state of the original dead weight machine steel cable is changed. 2) After the steel cable is transversely installed, the steel cable is stretched and deformed after being stressed, so that a displacement adjusting mechanism is installed at the other end of the steel cable, and the displacement adjusting mechanism adopts a lifter, namely a servo motor, to drive a screw rod mechanism to carry out displacement adjustment on the steel cable, so that the steel cable is always in a tightening state when in use, and the weight work is prevented from being influenced by the change of a weight gap in a dead weight type force standard machine. 3) The hanging direction of the vertically hung steel cable is changed through the fixed pulley, so that the vertically stressed steel cable is redirected and horizontally connected through the fixed pulley, and the accuracy of horizontal measurement of the field tensiometer in use is simulated.
The horizontal calibration problem of cable tensiometer has effectively been solved to this application. The problem that the weight is stressed downwards and cannot apply horizontal force is solved.
The present application is described in further detail below with reference to the drawings of embodiments.
Drawings
FIG. 1 is a schematic diagram of a horizontally loaded cable tensiometer calibration device.
Fig. 2 is a schematic diagram of the operating principle of the steering mechanism.
Fig. 3 is a schematic diagram of the working principle of the tensioning mechanism.
The numbering in the figures illustrates: 1 working platform, 2 tensioning mechanism, 3 standard machines, 4 steering mechanism, 5 steel cable, 6 loading chain, 7 weight group, 8 fixing frame, 9 fixed pulley, 10 weight joint, 11 couple, 12 support, 13 connecting plate, 14 tension sensor, 15 connector, 16 motor, 17 lifter, 18 lead screw, 19 guide arm, 20 linear bearing.
Detailed Description
The horizontal loading steel rope tensiometer calibration device adopts a dead weight type force standard machine 3 as a loading mechanism of the whole equipment, and applies pulling force to a steel rope 5. By varying the force criteria 3 to apply different weight sets 7 to the cable, different tensions to the cable 5 are achieved.
Referring to the drawings, the calibrating device comprises a working platform 1, a standard machine 3, a steering mechanism 4 and a tensioning mechanism 2, wherein the working platform 1 is a supporting platform, the tensioning mechanism 2 is fixed at one end of the working platform 1, the standard machine 3 is positioned at the other end of the working platform 1, one end of a steel cable 5 is connected to the tensioning mechanism 2, the other end of the steel cable 5 is connected to the standard machine 3 through the steering mechanism 4, the steel cable 5 is in a horizontal state when being tensioned, the standard machine 3 is a force value loading mechanism and comprises a loading chain 6 and a weight set 7, one end of the loading chain 6 is connected with the steel cable 5, the other end of the loading chain 6 is connected with the weight set 7 of the standard machine 3, the middle part of the loading chain is supported on a fixed pulley of the steering mechanism, the weight set is arranged in a cabinet of the standard machine, and the weight set 7 applies dead weight forces with different force values to the steel cable 5 through the loading chain 6.
In a specific embodiment, the tensioning mechanism 2 comprises a support 12, a connecting plate 13, two parallel guide rods 19, a connector 15, a lifter 17 and a motor 16, wherein the lower end of the support 12 is fixed on the working platform 1, a horizontal guide hole and a screw through hole are formed in the side wall of the support 12, the motor 16 is fixed at the lower end of the outer side of the support 12, the motor 16 drives a ball screw 18 of the lifter 17 to move in a telescopic manner, the ball screw 18 of the lifter 17 penetrates through the screw through hole in the support 12 and is connected to the middle of one side of the connecting plate 13, the two guide rods 19 are respectively connected to two ends of the connecting plate 13 through the guide holes, the connector 15 is arranged on the other side of the connecting plate 13, and the connector 15 is connected with one end of the steel cable 5. As shown in fig. 3.
In order to further feed back the tension of the wire rope, a tension sensor 14 is provided between the connection plate 13 and the connection head 15.
In order to ensure the coaxiality of the guide rod and the guide hole, the guide rod 19 is connected in the guide hole of the support 12 through a linear bearing 20.
In the embodiment, the steering mechanism 4 comprises a fixing frame 8 and a fixed pulley 9, the fixing frame 4 is a double-lug support, the lower end of the fixing frame 4 is fixed on the surface of the cabinet body of the standard machine 3, the fixed pulley 9 is connected between two lugs of the fixing frame 8 through a bearing, the fixed pulley 9 supports the loading chain 6 and enables the loading chain 6 to be horizontally and vertically turned, the horizontal end of the loading chain 6 is connected with the steel cable 5, and the vertical end of the loading chain 6 is connected with the weight set 7 through a hole on the surface of the cabinet body of the standard machine 3.
In order to facilitate the connection of the loading chain 6 and the weight stack 7, one end of the loading chain 6 is connected with a weight joint 10 by a bolt, the bottom end of the weight joint 10 is connected with a hook 11 by a bolt, and the hook 11 is connected with the weight stack 7 of the dead weight force standard machine.
When in operation, the wire rope 5 is stretched after being subjected to gradually increasing tension, and the gap between the weight sets 7 in the force standard machine cannot be changed, so that the motor 16 of the tensioning mechanism 2 is required to be started to drive the screw rod 18 of the lifter 17 to horizontally move leftwards, and the wire rope 5 is tensioned. Thereby ensuring the tightening state of the steel cable during working and avoiding influencing the gap of the weight set in the right force standard machine.
After all the installation is completed, each weight in the force standard weight set 7 needs to be checked and adjusted one by one to meet the force value precision achieved by the use requirement.
Claims (6)
1. The utility model provides a horizontal loading's cable tensiometer calibrating device, its characterized in that, this calibrating device contains work platform, standard machine, steering mechanism and straining device, work platform be a supporting platform, straining device fixes in work platform's one end, standard machine is located work platform's the other end, the one end of cable wire is connected on straining device, the other end of cable wire passes through steering mechanism and connects on standard machine, the cable wire is in the horizontality when tensioning, standard machine is force value loading mechanism, contains loading chain and weight set, one end and the cable wire of loading chain are connected, the other end and the weight set of standard machine of loading chain are connected, the middle part of loading chain supports on steering mechanism's fixed pulley, the weight set sets up in the cabinet of standard machine, the weight set is through loading chain to the dead weight force of cable wire application different force values.
2. The device for calibrating the horizontal loading steel cable tensiometer according to claim 1, wherein the tensioning mechanism comprises a support, a connecting plate, guide rods, connectors, a lifter and a motor, the lower end of the support is fixed on the workbench, a horizontal guide hole and a screw through hole are formed in the side wall of the support, the motor is fixed on the support, the motor drives the ball screw of the lifter to move in a telescopic mode, the ball screw of the lifter passes through the screw through hole in the support and is connected to the middle part of one side of the connecting plate, the two guide rods are connected to two ends of the connecting plate through the guide holes respectively, the other side of the connecting plate is provided with the connectors, and the connectors are connected with one end of a steel cable.
3. The horizontally loaded cable tensiometer calibration device of claim 2 wherein the guide rod is coupled to the support in the guide bore by a linear bearing.
4. A horizontally loaded cable tensiometer calibration device as claimed in claim 2 wherein a tension sensor is provided between the connection plate and the connection head.
5. The device for calibrating a horizontal loading cable tensiometer according to claim 1, wherein the steering mechanism comprises a fixing frame and a fixed pulley, the fixing frame is a double-lug support, the lower end of the fixing frame is fixed on the surface of the standard machine cabinet, the fixed pulley is connected between two lugs of the fixing frame through a bearing, the fixed pulley supports the loading chain and enables the loading chain to be horizontally and vertically turned, the horizontal end of the loading chain is connected with the cable, and the vertical end of the loading chain is connected with the weight set through a hole on the surface of the standard machine cabinet.
6. The apparatus of claim 1 wherein one end of the load chain is bolted to a weight joint and the bottom end of the weight joint is bolted to a hanger which is connected to a dead weight standard weight stack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321670341.0U CN220230797U (en) | 2023-06-28 | 2023-06-28 | Horizontal loading steel cable tensiometer calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321670341.0U CN220230797U (en) | 2023-06-28 | 2023-06-28 | Horizontal loading steel cable tensiometer calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220230797U true CN220230797U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321670341.0U Active CN220230797U (en) | 2023-06-28 | 2023-06-28 | Horizontal loading steel cable tensiometer calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220230797U (en) |
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2023
- 2023-06-28 CN CN202321670341.0U patent/CN220230797U/en active Active
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